584
WWUS83 KBIS 220815
RFWBIS
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
ISSUED BY NATIONAL WEATHER SERVICE GRAND FORKS ND
315 AM CDT WED APR 22 2026
...RED FLAG WARNING FOR MOST WESTERN AND PORTIONS OF SOUTHERN
NORTH DAKOTA TODAY...
.CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR LATE THIS MORNING AND
INTO THIS EVENING ACROSS MOST OF WESTERN AND PORTIONS OF SOUTHERN
NORTH DAKOTA. MINIMUM RELATIVE HUMIDITY WILL FALL TO AROUND 10 TO
15 PERCENT IN SOUTHWEST NORTH DAKOTA, AND AROUND 15 TO 20 PERCENT
ACROSS THE NORTHWEST AND FAR SOUTH CENTRAL. SOUTH TO SOUTHEAST
WINDS WILL BE STRONGEST IN THE SOUTHERN JAMES RIVER VALLEY WITH
SUSTAINED SPEEDS AROUND 25 TO 30 MPH, AND 20 TO 25 MPH ELSEWHERE.
GUSTS UP TO 40 MPH ARE POSSIBLE IN THE NORTHWEST AND FAR SOUTH
CENTRAL. ANY FIRES THAT IGNITE COULD SPREAD RAPIDLY AND BECOME
DIFFICULT TO CONTROL.
NDZ001-009-017-018-031>033-040>048-050-051-230200-
/O.UPG.KBIS.FW.A.0001.260422T1600Z-260423T0100Z/
/O.NEW.KBIS.FW.W.0002.260422T1600Z-260423T0200Z/
DIVIDE-WILLIAMS-MCKENZIE-DUNN-GOLDEN VALLEY-BILLINGS-STARK-SLOPE-
HETTINGER-GRANT-BOWMAN-ADAMS-SIOUX-EMMONS-LOGAN-LA MOURE-MCINTOSH-
DICKEY-
315 AM CDT WED APR 22 2026 /215 AM MDT WED APR 22 2026/
...RED FLAG WARNING IN EFFECT FROM 11 AM CDT /10 AM MDT/ THIS
MORNING TO 9 PM CDT /8 PM MDT/ THIS EVENING FOR WIND AND LOW
RELATIVE HUMIDITY FOR MOST OF WESTERN AND PORTIONS OF SOUTHERN
NORTH DAKOTA...
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY, WHICH IS IN EFFECT
FROM 11 AM CDT /10 AM MDT/ THIS MORNING TO 9 PM CDT /8 PM MDT/
THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.
* WINDS...SOUTH TO SOUTHEAST 20 TO 30 MPH, GUSTS UP TO 40 MPH
POSSIBLE.
* RELATIVE HUMIDITY...AS LOW AS 10 TO 15 PERCENT.
* AFFECTED AREA...MOST OF WESTERN AND PARTS OF SOUTHERN NORTH
DAKOTA.
* IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY AND BECOME
DIFFICULT TO CONTROL OR SUPPRESS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW, OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS, LOW RELATIVE HUMIDITY, AND WARM TEMPERATURES CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.
NDZ019-020-034-230200-
/O.NEW.KBIS.FW.W.0002.260422T1600Z-260423T0200Z/
MERCER-OLIVER-MORTON-
315 AM CDT WED APR 22 2026 /215 AM MDT WED APR 22 2026/
...RED FLAG WARNING IN EFFECT FROM 11 AM CDT /10 AM MDT/ THIS
MORNING TO 9 PM CDT /8 PM MDT/ THIS EVENING FOR WIND AND LOW
RELATIVE HUMIDITY FOR MOST OF WESTERN AND PORTIONS OF SOUTHERN
NORTH DAKOTA...
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY, WHICH IS IN EFFECT
FROM 11 AM CDT /10 AM MDT/ THIS MORNING TO 9 PM CDT /8 PM MDT/
THIS EVENING.
* WINDS...SOUTH TO SOUTHEAST WINDS 20 TO 30 MPH WITH GUSTS UP TO
40 MPH.
* RELATIVE HUMIDITY...AS LOW AS 10 TO 15 PERCENT.
* AFFECTED AREA...MUCH OF WESTERN AND PORTIONS OF SOUTHERN NORTH
DAKOTA.
* IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY AND BECOME
DIFFICULT TO CONTROL OR SUPPRESS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW, OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS, LOW RELATIVE HUMIDITY, AND WARM TEMPERATURES CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.
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